S
M
T
W
T
F
S
26
64°
41°
27
68°
45°
28
57°
45°
29
68°
43°
30
72°
50°
1
61°
50°
2
59°
50°
3
59°
48°
4
60°
48°
5
61°
44°
6
57°
45°
7
59°
48°
8
60°
48°
9
63°
51°
10
60°
47°
11
60°
47°
12
59°
46°
13
58°
47°
14
60°
46°
15
59°
47°
16
58°
46°
17
58°
45°
18
59°
48°
19
58°
47°
20
58°
47°
21
59°
48°
22
59°
47°
23
60°
51°
24
60°
51°
25
61°
50°
26
60°
50°
27
60°
50°
28
61°
47°
29
60°
46°
30
62°
49°
31
63°
48°
1
61°
48°
2
62°
49°
3
66°
52°
4
64°
50°
5
63°
50°
6
66°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Llanrhidian
Llanrhidian's May 2026 forecast shows daily high temperatures ranging from 57° to 66°, with overnight lows between 44° and 53°. The average high for May is 60° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Llanrhidian. See also: June | July | August.